net: sparx5: do not refer to skb after passing it on

net: sparx5: do not refer to skb after passing it on

[ Upstream commit 81eb8b0b18789e647e65579303529fd52d861cc2 ]

Do not try to use any SKB fields after the packet has been passed up in the
receive stack.

Reported-by: kernel test robot <lkp@intel.com>
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Steen Hegelund <steen.hegelund@microchip.com>
Link: https://lore.kernel.org/r/20220202083039.3774851-1-steen.hegelund@microchip.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>